<template>
    <div class="header">
        <div class="nav-topbar">
            <div class="container">
                <div class="topbar-menu">
                    <a href="javascript:;">小米商城</a>
                    <a href="javascript:;">MUI</a>
                    <a href="javascript:;">云服务</a>
                    <a href="javascript:;">协议规则</a>
                </div>
                <div class="topbar-user">
                    <a href="javascript:;" @click="login">{{username||'登录'}}</a>
                    <a href="javascript:;">{{username?'我的订单':''}}</a>
                    <a href="javascript:;" class="my-cart"><span class="icon-cart"></span>购物车</a>
                </div>
            </div>
        </div>
        <div class="nav-header">
            <div class="container">
                <div class="header-logo">
                    <a href="/#/index"></a>
                </div>
                <div class="header-menu">
                    <div class="item-menu">
                        <span>小米手机</span>
                        <div class="children">
                            <ul>
                                <li class="product" v-for="(item,index) in phoneList" :key="index">
                                    <a :href="'/product/'+item.id" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="item.mainImage" :alt="item.subtitle">
                                            </div>
                                            <div class="pro-name">{{item.name}}</div>
                                            <div class="pro-price">{{item.price|currency}}</div>
                                        </div>
                                    </a>
                                </li>
                            </ul>
                        </div>
                    </div>
                    <div class="item-menu">
                        <span>RedMi红米</span>
                    </div>
                    <div class="item-menu">
                        <span>电视</span>
                        <div class="children">
                            <ul>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-1.jpg'">
                                            </div>
                                            <div class="pro-name">小米壁画电视 65英寸</div>
                                            <div class="pro-price">6999元</div>
                                        </div>
                                    </a>
                                </li>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-2.jpg'">
                                            </div>
                                            <div class="pro-name">小米全面屏电视E55A</div>
                                            <div class="pro-price">1999元</div>
                                        </div>
                                    </a>
                                </li>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-3.png'">
                                            </div>
                                            <div class="pro-name">小米电视4A 32英寸</div>
                                            <div class="pro-price">699元</div>
                                        </div>
                                    </a>
                                </li>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-4.jpg'">
                                            </div>
                                            <div class="pro-name">小米电视4A 55英寸</div>
                                            <div class="pro-price">1799元</div>
                                        </div>
                                    </a>
                                </li>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-5.jpg'">
                                            </div>
                                            <div class="pro-name">小米电视4A 65英寸</div>
                                            <div class="pro-price">2699元</div>
                                        </div>
                                    </a>
                                </li>
                                <li class="product">
                                    <a href="" target="_blank">
                                        <div>
                                            <div class="pro-img">
                                                <img v-lazy="'/imgs/nav-img/nav-3-6.png'">
                                            </div>
                                            <div class="pro-name">查看全部</div>
                                            <div class="pro-price">查看全部</div>
                                        </div>
                                    </a>
                                </li>
                            </ul>
                        </div>
                    </div>
                </div>
                <div class="header-search">
                    <div class="wrapper">
                        <input type="text" name='keyword'> <a href="javascript:;"></a>
                    </div>
                </div>
            </div>
        </div>
    </div>
</template>
<script>
    export default{
        name:'nav-header',
        data () {
            return {
                username:'',
                phoneList:[]
            }
        },
        filters:{
            currency(val){
                if(!val) return '0.00';
                return '￥' + val.toFixed(2) + '元';
            }
        },
        mounted(){
            this.getProductList();
        },
        methods:{
            getProductList(){
                this.axios.get('/products',{
                    params:{
                        categoryId:'100012',
                        pageSize:6
                    }
                }).then((res)=>{
                        this.phoneList=res.list;
                })
            },
            login(){
                this.$router.push('/login')
            }
        }
    }
</script>
<style lang="scss">
    @import './../assets/scss/base.scss';
    @import './../assets/scss/mixin.scss';
    @import './../assets/scss/config.scss';
    .header{
        .nav-topbar{
            height:39px;
            line-height:39px;
            background-color:#333333;
            color:#B0B0B0;
            .container{
                @include flex();
                a{
                    display:inline-block;
                    margin-right:17px;
                    color:#B0B0B0;
                }
                .my-cart{
                    width:110px;
                    background-color:#FF6600;
                    text-align:center;
                    color:#ffffff;
                    .icon-cart{
                        @include bgImg(16px,12px,'/imgs/icon-cart-checked.png');
                        margin-right: 4px
                    }
                }
            }
        }
        .nav-header{
            .container{
                position: relative;
                height: 112px;
                @include flex();
                .header-logo{
                    display: inline-block;
                    width: 55px;
                    height: 55px;
                    background-color: #FF6600;
                    a{
                        display: inline-block;
                        width: 110px;
                        height: 55px;
                        &:before{
                            content: '';
                            @include bgImg(55px,55px,'/imgs/mi-logo.png',55px);
                            transition:margin .2s
                        }
                        &:after{
                            content: '';
                            @include bgImg(55px,55px,'/imgs/mi-home.png',55px);
                        }
                        &:hover:before{
                            margin-left: -55px;
                            transition:margin .2s
                        }
                    }
                }
                .header-menu{
                    display: inline-block;
                    width: 643px;
                    padding-left: 209px;
                    .item-menu{
                        display: inline-block;
                        color: #333333;
                        font-weight: bold;
                        font-size: 16px;
                        line-height: 112px;
                        margin-right: 20px;
                        span{
                            cursor: pointer;
                        }
                        &:hover{
                            color:$colorA;
                            .children{
                                height:220px;
                                opacity: 1;
                            }
                        }
                        .children{
                            position: absolute;
                            top: 112px;
                            left: 0;
                            width: 1226px;
                            height:0;
                            opacity: 0;
                            overflow: hidden;
                            transition: all .5s;
                            border-top: 1px solid #E5E5E5;
                            z-index: 10;
                            background: #ffffff;
                            box-shadow: 0px 7px 6px 0px rgba(0, 0, 0, 0.11);
                            a{
                                display: inline-block;
                            }
                            .product{
                                position: relative;
                                float: left;
                                width: 16.6%;
                                height: 220px;
                                font-size: 12px;
                                line-height: 12px;
                                text-align: center;
                                img{
                                    width: auto;
                                    height: 111px;
                                    margin-top: 26px
                                }
                                .pro-img{
                                    height: 137px;
                                }
                                .pro-name{
                                    font-weight: bold;
                                    margin-top: 19px;
                                    margin-bottom: 8px;
                                    color: $colorB;
                                }
                                .pro-price{
                                    color: $colorA;
                                }
                                &:before{
                                    content: '';
                                    position: absolute;
                                    top: 28px;
                                    right: 0;
                                    border-left: 1px solid $colorF;
                                    height: 100px;
                                    width: 1px;
                                }
                                 &:last-child:before{
                                    display: none;
                                }
                            }
                        }
                    }
                }
                .header-search{
                    width: 319px;
                    .wrapper{
                        height: 50px;
                        border: 1px solid #E0E0E0;
                        display: flex;
                        align-items: center;
                        input{
                            border: none;
                            box-sizing: border-box;
                            border-right:1px solid #E0E0E0;
                            padding-left: 20px;
                            width: 264px;
                            height: 50px;
                        }
                        a {
                            @include bgImg(18px,18px,'/imgs/icon-search.png');
                            margin-left: 17px;
                        }
                    }
                }
            }
        }
    }
</style>